/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2009, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * ---------------
 * PlotEntity.java
 * ---------------
 * (C) Copyright 2009, by Object Refinery Limited and Contributors.
 *
 * Original Author:  Peter Kolb;
 * Contributor(s):   ;
 *
 * Changes:
 * --------
 * 15-Feb-2009 : Version 1 (PK);
 *
 */

package org.jfree.chart.entity;

import java.awt.Shape;

import org.jfree.chart.plot.Plot;

/**
 * A class that captures information about a plot.
 *
 * @since 1.0.13
 */
public class PlotEntity extends ChartEntity {

    /** For serialization. */
    private static final long serialVersionUID = -4445994133561919083L;
            //same as for ChartEntity!

    /** The plot. */
    private Plot plot;

    

    

    /**
     * Creates a new plot entity.
     *
     * @param area  the area (<code>null</code> not permitted).
     * @param plot  the plot (<code>null</code> not permitted).
     * @param toolTipText  the tool tip text (<code>null</code> permitted).
     * @param urlText  the URL text for HTML image maps (<code>null</code>
     *                 permitted).
     */
    public PlotEntity(Shape area, Plot plot, String toolTipText, String urlText) {
        super(area, toolTipText, urlText);
        if (plot == null) {
            throw new IllegalArgumentException("Null 'plot' argument.");
        }

        this.plot = plot;
    }
//
//    /**
//     * Returns the plot that occupies the entity area.
//     *
//     * @return The plot (never <code>null</code>).
//     */
//    public Plot getPlot() {
//        return this.plot;
//    }
//
//    /**
//     * Returns a string representation of the plot entity, useful for
//     * debugging.
//     *
//     * @return A string.
//     */
//    public String toString() {
//        StringBuffer buf = new StringBuffer("PlotEntity: ");
//        buf.append("tooltip = ");
//        buf.append(getToolTipText());
//        return buf.toString();
//    }
//
//    /**
//     * Tests the entity for equality with an arbitrary object.
//     *
//     * @param obj  the object to test against (<code>null</code> permitted).
//     *
//     * @return A boolean.
//     */
//    public boolean equals(Object obj) {
//        if (obj == this) {
//            return true;
//        }
//        if (!(obj instanceof PlotEntity)) {
//            return false;
//        }
//        PlotEntity that = (PlotEntity) obj;
//        if (!getArea().equals(that.getArea())) {
//            return false;
//        }
//        if (!ObjectUtilities.equal(getToolTipText(), that.getToolTipText())) {
//            return false;
//        }
//        if (!ObjectUtilities.equal(getURLText(), that.getURLText())) {
//            return false;
//        }
//        if (!(this.plot.equals(that.plot))) {
//            return false;
//        }
//        return true;
//    }
//
//    /**
//     * Returns a hash code for this instance.
//     *
//     * @return A hash code.
//     */
//    public int hashCode() {
//        int result = 39;
//        result = HashUtilities.hashCode(result, getToolTipText());
//        result = HashUtilities.hashCode(result, getURLText());
//        return result;
//    }
//
//    /**
//     * Returns a clone of the entity.
//     *
//     * @return A clone.
//     *
//     * @throws CloneNotSupportedException if there is a problem cloning the
//     *         entity.
//     */
//    public Object clone() throws CloneNotSupportedException {
//        return super.clone();
//    }
//
//    /**
//     * Provides serialization support.
//     *
//     * @param stream  the output stream.
//     *
//     * @throws IOException  if there is an I/O error.
//     */
//    private void writeObject(ObjectOutputStream stream) throws IOException {
//        stream.defaultWriteObject();
//        SerialUtilities.writeShape(getArea(), stream);
//     }
//
//    /**
//     * Provides serialization support.
//     *
//     * @param stream  the input stream.
//     *
//     * @throws IOException  if there is an I/O error.
//     * @throws ClassNotFoundException  if there is a classpath problem.
//     */
//    private void readObject(ObjectInputStream stream)
//            throws IOException, ClassNotFoundException {
//        stream.defaultReadObject();
//        setArea(SerialUtilities.readShape(stream));
//    }

}
